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 or b without using any additional words.
Options:
a. Cc1nc2ccccc2n1C1CC2CCC(C1)N2CCC1(c2ccccc2)CCN(C(=O)C(C)(C)c2nnn[nH]2)CC1
b. O=C(Nc1ccc(O)cc1OC[C@@H](O)CN1CCC2(CC1)Cc1cc(F)ccc1O2)NC1CC1
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-cyclopropyl-3-[2-[(2S)-3-(5-fluorospiro[3H-1-benzofuran-2,4'-piperidine]-1'-yl)-2-hydroxypropoxy]-4-hydroxyphenyl]urea