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 other words.
Options:
a) O=C(c1cc(F)cc(Cl)c1)N1CCc2oc(-c3ccc(F)cn3)nc2C1
b) O=c1cc(OCc2cccc(Cl)c2)ccn1-c1ccc(OCCN2CCCC2)cc1
c) FC(F)(F)c1ccc(Nc2nc3cc(Oc4ccnc(-c5nc(C(F)(F)F)c[nH]5)c4)ccc3[nH]2)cc1
Answer: b
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}
4-[(3-chlorophenyl)methoxy]-1-[4-(2-pyrrolidin-1-ylethoxy)phenyl]pyridin-2-one