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(2007/10/02)1-<(N-Cyanbenzimidoyl)imino>-tetrahydro-1-<(4-nitrobenzoyl)imino>-λ6-thiophen
N1-<1-(Acetylimino)-tetrahydro-λ6-thiophen-1-yliden>-N2-cyan-benzamidin
N2-Cyan-N1-
N1-<1-(Benzoylimino)-tetrahydro-λ6-thiophen-1-yliden>-N2-cyan-benzamidin
N2-Cyan-N1-