Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: Cc1cc(CN2CCN(c3c(Cl)cnc4[nH]c(-c5cccc(N6CCN(C)CC6)c5)nc34)CC2)no1
b: Cc1cc(Nc2cncc(N[C@@H](C)c3ncc(F)cn3)n2)n[nH]1
c: COc1cc(O)c2c(c1)C(=O)c1cc(C)cc(O)c1C2=O
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}
3-[[4-[6-chloranyl-2-[3-(4-methylpiperazin-1-yl)phenyl]-3H-imidazo[4,5-b]pyridin-7-yl]piperazin-1-yl]methyl]-5-methyl-1,2-oxazole