2H-1-Benzopyran-2-one, 7-((2-(acetylamino)-2-deoxy-beta-D-galactopyranosyl)oxy)-4-methyl-, (S-(R*,R*))- 36476-29-6 4-Methylumbelliferyl-N-acetylamino-beta-galactoside 7-((2-Acetamido-2-deoxy-beta-D-galactopyranosyl)oxy)-4-methyl-2H-1-benzopyran-2-one EINECS 253-052-3