RDKit 2D 4 3 0 0 0 0 0 0 0 0999 V2000 -1.9796 -0.1365 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 -0.5994 0.4508 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 0.5994 -0.4508 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1.9796 0.1365 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 2 3 1 0 3 4 1 0 M END $$$$