title: Evidence for a competing condensation reaction in the alloxan synthesis of flavins:  synthesis and crystal and molecular structures of 7-chloro-8-methylalloxazine and 7,10-dimethyl-8-[(2-hydroxyethyl)thio]isoalloxazine.
authors.forename: V
authors.initials: V
authors.lastname: Kumar
authors.forename: K A
authors.initials: KA
authors.lastname: Woode
authors.forename: R F
authors.initials: RF
authors.lastname: Bryan
authors.forename: B A
authors.initials: BA
authors.lastname: Averill