C5H4N4S

维基媒体消歧义页
同系物導航
C5H6N4S
C4H2N4S C5H4N4S C6H6N4S
C5H2N4S

C5H4N4 C5H4N4S2
C5H3N3S C5H5N5S

化學式C5H4N4S可以指: