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2019-10-10 20:18:43 +09:00

5 lines
200 B
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S1C2=C(C3=CC=CC4=C3C2=CC=C4)C5=C1C6=C7C(=CC=C6)C=CC=C57 1
C1(/N2)=C/C(C=C3)=N/C3=C\C(N5)=CC=C5\C=C4/N=C(C=C4)/C=C2/C=C1 2
[O-][N+]1=CC2=CC=C[O+]2[Cu]13[O+]4C=CC=C4C=[N+]3[O-] 3
O=C1C=CC(=O)C=C1 4