大家在查：己酸甲酯氯乙酰胺 3-环氧丙烷四氢罂粟碱盐酸盐戊二醇甘氨酸苄酯对甲苯磺酸盐丁酰胺头孢布烯侧链苄氧羰基甘氨酸乙酯

吡啶并

吡啶并

...midazo), 异喹啉并(isoquino), 吡啶并(pyrido), 嘧啶并(pyrimido), 喹啉并(quino)与噻吩并(thieno).

The pyrazoline naphthyridine benzocoumarin fluorescent dye derivatives have a structure shown in a formula (I ) or a formula (II ).