Synonyms:
betulinaldehyde ; betulinal ; 3ah-cyclopenta[a]chrysene, lup-20(29)-en-28-al deriv. ; betulinicaldehyde ; nsc 250423 ; 3beta-hydroxy-lup-20(30)-en-28-al ; lup-20(30)-en-28-al, 3b-hydroxy- (7ci) ; lup-20(29)-en-28-al,3b-hydroxy- (8ci) ; lup-20(29)-en-28-al, 3beta-hydroxy- ; betulinic aldehyde ; betunal