C08G 18/6594

{Compounds of group [CPC: C08G18/69] with compounds of group [CPC: C08G18/32] or polyamines of [CPC: C08G18/38] with compounds of [CPC: C08G18/3225] or [CPC: C08G18/3271] or polyamines of [CPC: C08G18/38]}