2,2'-Bipyridyle simulation

13C NMR- simulation of subst. 2,2'-Bipyridyles

Please input substituents exactly as described.
Note: enter CH3 as CH3 and not as ch3 !!!! and not as Me or me or ME
R3:
R4:
R5:
R6:
R9:
R10:
R11:
R12: