| abstract |
An advantageous isolated morphic form of trilaciclib which is 2'-((5-(4- methylpiperazin-1-yl)pyridin-2-yl)amino)-7',8'-dihydro-6'H-spiro[cyclohexane-1,9'- pyrazino[1',2':1,5]pyrrolo[2,3-d]pyrimidin]-6'-one, for example in the form of a dihydrochloride salt or a dihydrochloride, dihydrate. |