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CAS NO:123172-54-3
CAS:
123172-54-3
英文名称:
4-dimethyl-7-(2-thienylcarbonyl)-4-benzoxazin-3(4h)-on (+-)-2h-2
(+-)-2,4-dimethyl-7-(2-thienylcarbonyl)-2h-1,4-benzoxazin-3(4h)-one