(1R,4S)-isodihydrocarvone + A <=> (S)-carvone + AH2
(1r,4s)-isodihydrocarvone + a <=> (s)-carvone + ah2
(1R,4S)-isodihydrocarvone + A <=> (S)-carvone + AH2
(1r,4s)-isodihydrocarvone + a <=> (s)-carvone + ah2