compound 5,6,7,8-tetrahydrofolate CHEBI:20506 UPa:UPC00101 C19H23N7O6 THF KEGG:C00101 compound InChI=1S/C19H23N7O6/c20-19-25-15-14(17(30)26-19)23-11(8-22-15)7-21-10-3-1-9(2-4-10)16(29)24-12(18(31)32)5-6-13(27)28/h1-4,11-12,21,23H,5-8H2,(H,24,29)(H,27,28)(H,31,32)(H4,20,22,25,26,30)/t11-,12-/m0/s1 tetrahydrofolate CHEBI:15635