Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a O=C(/C=C/c1ccc(CNCCc2c(-c3ccccc3)[nH]c3ccccc23)cc1)NO
b FC(F)(F)c1ccc(Nc2nc3cc(Oc4ccnc(-c5nc(C(F)(F)F)c[nH]5)c4)ccc3[nH]2)cc1
c O=C(O)COc1ccccc1N1CCC(CN2CCC(Oc3ccc(Cl)c(Cl)c3)CC2)CC1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
(E)-N-hydroxy-3-[4-[[2-(2-phenyl-1H-indol-3-yl)ethylamino]methyl]phenyl]prop-2-enamide