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4-羟基噻吩[2,3-D]嘧啶##4-羟基噻吩[2,3-D]嘧啶##噻吩[2,3-d]嘧啶-4-醇##3H-噻吩并[2,3-d]嘧啶-4-酮##3H-噻吩并[2,3-D]嘧啶-4-酮##3H-噻吩并[2,3-d]嘧啶-4-酮##噻吩并[2,3-D]嘧啶-4(3H)-酮
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