. "15090238-n"^^ . . . . . . "vitamin A2"^^ . "0"^^ . . . . . "a viscous alcohol that is less active in mammals than is vitamin A1"@en-us . "0"^^ . . "115090238"^^ . "114235601"@en-us . "vitamin A2"@en-us . . "dehydroretinol"@en-us .