7-phenyl-1-hydrazinofuro(2',3':4,5)pyrrolo(1,2-d)-1,2,4-triazine

原甲酸三乙酯

2-phenyl-4H-furo(3,2-b)pyrrole-5-carbohydrazide

7-phenyl-1,2-dihydrofuro(2',3':4,5)pyrrolo(1,2-d)-1,2,4-triazin-1-one

7-phenyl-1,2-dihydrofuro(2',3':4,5)pyrrolo(1,2-d)-1,2,4-triazine-1-thione