diff --git a/Data/Pains/wehi_pains.csv b/Data/Pains/wehi_pains.csv
index 47653ee81..904a0e1b7 100644
--- a/Data/Pains/wehi_pains.csv
+++ b/Data/Pains/wehi_pains.csv
@@ -118,7 +118,7 @@
 "[#7]-2(-[#6](-[#1])-[#1])-[#6](=[#16])-[#7](-[#1])-[#6](=[#6](-[#1])-c:1:c:c:c:c(:c:1)-[Br])-[#6]-2=[#8]","<regId=ene_rhod_I(3)>"
 "c:1(:c(:c:2:c(:s:1):c:c:c:c:2)-[#6](-[#1])-[#1])-[#6](=[#8])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1]","<regId=keto_thiophene(3)>"
 "[#7](-[#6](-[#1])-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])=[#7]-[#6](-[#6](-[#1])-[#1])=[#7]-[#7](-[#6](-[#1])-[#1])-[#6]:[#6]","<regId=imine_imine_C(3)>"
-"[#6]:2(:[#6](-[#6](-[#1])-[#1]):[#6]-1:[#6](-[#7]=[#6](-[#7](-[#6]-1=[!#6&!#1;X1])-[#6](-[#1])-[$([#6](=[#8])-[#8]),$([#6]:[#6])])-[#1,$([#16]-[#6](-[#1])-[#1])]):[!#6&!#1;X2]:2)-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1]","<regId=het_65_pyridone_A(3)>"
+"[#6]:2(:[#6](-[#6](-[#1])-[#1]):[#6]-1:[#6](-[#7]=[#6;!H0,$([#6]-[#16]-[#6](-[#1])-[#1])](-[#7](-[#6]-1=[!#6&!#1;X1])-[#6](-[#1])-[$([#6](=[#8])-[#8]),$([#6]:[#6])])):[!#6&!#1;X2]:2)-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1]","<regId=het_65_pyridone_A(3)>"
 "c:1(:n:c(:c(-[#1]):s:1)-[!#1]:[!#1]:[!#1](-[$([#8]-[#6](-[#1])-[#1]),$([#6](-[#1])-[#1])]):[!#1]:[!#1])-[#7](-[#1])-[#6](-[#1])(-[#1])-c:2:c(-[#1]):c(:c(-[#1]):o:2)-[#1]","<regId=thiazole_amine_C(3)>"
 "n:1:c(:c(:c(:c(:c:1-[#16]-[#6]-[#1])-[#6]#[#7])-c:2:c:c:c(:c:c:2)-[#8]-[#6](-[#1])-[#1])-[#1])-[#6]:[#6]","<regId=het_thio_pyr_A(3)>"
 "c:1:4:c(:n:c(:n:c:1-[#7](-[#1])-[#6](-[#1])(-[#1])-c:2:c(:c(:c(:o:2)-[#1])-[#1])-[#1])-[#7](-[#1])-c:3:c:c(:c(:c:c:3-[#1,$([#6](-[#1])-[#1]),$([#16;X2]),$([#8]-[#6]-[#1]),$([#7;X3])])-[#1,$([#6](-[#1])-[#1]),$([#16;X2]),$([#8]-[#6]-[#1]),$([#7;X3])])-[#1,$([#6](-[#1])-[#1]),$([#16;X2]),$([#8]-[#6]-[#1]),$([#7;X3])]):c:c:c:c:4","<regId=melamine_A(3)>"