Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] CC(C)S(=O)(=O)NC1COCC1c1ccc(-c2cccs2)cc1
[b] N[C@H](COc1cccc2ccc(=O)[nH]c12)CN1CCC2(CC1)Cc1cc(F)ccc1O2
[c] Cc1nc(C)c(-c2csc(Nc3ccc(C(=O)N4C5CCC4CN(c4ncc(C(F)(F)F)cn4)C5)cn3)n2)s1
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}
8-[(2S)-2-amino-3-(5-fluorospiro[3H-1-benzofuran-2,4'-piperidine]-1'-yl)propoxy]-1H-quinolin-2-one