Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COc1ccc2nccc([C@@H](O)CC[C@@H]3CCN(CCSc4cccs4)C[C@@H]3C(=O)O)c2c1
b) O=C(O)c1ccc(-n2cc(C3CCN(CCN4CCNC4=O)CC3)c3cc(Cl)ccc32)cc1
c) Clc1c(N2CCC(c3ccccc3)CC2)ccn2c(CC3CC3)nnc12
d) O=c1ccc2cccc(OC[C@@H](O)CN3CCC4(CC3)Cc3cc(Cl)ccc3O4)c2[nH]1
Answer: c, d
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)-3-(5-chlorospiro[3H-1-benzofuran-2,4'-piperidine]-1'-yl)-2-hydroxypropoxy]-1H-quinolin-2-one