Max-planck-gesellschaft Zur Foerderung Der Wissenschaften E.v
November 16, 2017 - N°20170327465
Wherein a is selected from diradicals of the formulae (a. 1), (a. 2), (a. 3), (a. 4), (a. 5), and (a. 6) wherein r1, r2a, r2b, r3, if present r4a, r4b, r5a, r5b, r6a, r6b, r6c, r6d, rn1, rn2, rn3, rn4, rm5, rm6, rm7, rm8, r7, r8a, r9 are as defined in the description.