3-Furancarboxylic acid, 2-methyl-5-(D-arabino-1,2,3,4-tetrahydroxybutyl)-, ethyl ester 3351-43-7 5-(Arabino-tetrahydroxybutyl)-2-methyl-3-furoic acid 5-(D-Arabino-tetrahydroxybutyl)-2-methyl-3-furoic acid