| abstract |
New compounds of formula I <CHEM> wherein: R and R<1> are independently selected from hydrogen, (C1-C6)alkyl, styryl and (C3-C6)cycloalkyl or, taken together with the carbon to which they are linked, form a (C3-C6)cycloalkyl group; A is selected from the following groups: <CHEM> wherein q is an integer from 2 to 3 B is selected from <CHEM> T is selected from -CH2-C IDENTICAL CH, -C IDENTICAL CH, -(CH2)p-R3, -CH=CH-R3, -CH2-NHCO-R3, -(CH2)p-O-R3, -CH(NH2)-CH2R3, in which p is 0 or an integer from 1 to 4, R3 is a carbocyclic or heterocyclic ring as medicaments having antitumor and/or antimetastatic activities. |