Task: Please answer the multiple choice question.
Question: Which molecules are a 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] OC(c1ccccc1)(c1ccccc1)C(c1ccccc1)N1CCOCC1
[b] COc1ccc(NC(=O)NC2CC2)c(OC[C@@H](O)CN2CCC3(CC2)Cc2cc(Cl)ccc2O3)c1
[c] Cc1ncc(-c2nc(Nc3ccc(C(N)=O)cc3)ncc2F)n1C(C)C
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}
1-[2-[(2S)-3-(5-chlorospiro[3H-1-benzofuran-2,4'-piperidine]-1'-yl)-2-hydroxypropoxy]-4-methoxyphenyl]-3-cyclopropylurea