protoaustinoid A + AH2 + O2 <=> berkeleyone A + A + H2O
protoaustinoid a + ah2 + o2 <=> berkeleyone a + a + h2o
protoaustinoid A + AH2 + O2 <=> berkeleyone A + A + H2O
protoaustinoid a + ah2 + o2 <=> berkeleyone a + a + h2o