Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: COc1cc2c(Oc3ccc4[nH]c(C)c(C)c4c3)ncnc2cc1OCCN1CCN(CC(C)=O)CC1
b: C[C@H](Cc1cc2c(c(C(N)=O)c1)N(CCCO)CC2)NCCOc1ccccc1OCC(F)(F)F
c: O=C1NCCN1CCN1CC=C(c2cn(-c3ccc(F)cc3)c3ccc(Cl)cc23)CC1
Answer: a, b, c
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}
1-[2-[4-[5-chloro-1-(4-fluorophenyl)indol-3-yl]-3,6-dihydro-2H-pyridin-1-yl]ethyl]imidazolidin-2-one