prov:value
| - where Q is a bond, methylene or ???C(OH)??? and R??? is ???ORa, ???N(Ra) 2, ???NRaORa, where Ra is H or C1-C3 alkyl, or a carbo- or heterocyclic group including N-piperidine, N-morpholine, N-piperazine, pyrrolyl, imidazolyl, pyrazolyl, pyridyl, pyrimidyl, pyrazinyl etc.
|