5,6,7,8-Tetrahydro-5,8-bis(3,4,5-trimethoxybenzoyl)dibenz(b,h)(1,4,7)oxadiazonine 86573-52-6 Dibenz(b,h)(1,4,7)oxadiazonine, 5,6,7,8-tetrahydro-5,8-bis(3,4,5-trimethoxybenzoyl)- N,N'-Di-(3,4,5-trimethoxybenzoyl)-dibenzo-(b,h)-tetrahydro-1,4,7-oxadiazonine RG-1