118-91-2
2-氯苯甲酸
→
1804-54-2
1-(1',2'-dimethyl-phenyl)-1,2-dihydro-3,1-benzoxazin-4-one
61-68-7
扑湿痛
59338-12-4
1-(2,3-dimethylphenyl)-2H-3,1-benzothiazine-4-thione