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: Cc1cn2ccn(CC3(c4ccc(C(F)(F)F)cc4)CC3)c(=O)c2n1
b: CCN1CCN(c2cc3[nH]c(SC(C)(C)C)nc3cc2Cl)C(C)C1
c: CN1CC2CC1CN2c1ccc(-c2ccc3sccc3c2)cn1
d: Cn1c(SCCCN2CC3CCN(c4c(F)cc(F)cc4F)C3C2)nnc1-c1cnccn1
Answer: b, 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}
2-[5-(1-benzothiophen-5-yl)pyridin-2-yl]-5-methyl-2,5-diazabicyclo[2.2.1]heptane