Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. NC(=O)c1cnc(-c2cnc3c(Nc4ccc(C(F)(F)F)cn4)ccnc3n2)c(C(F)(F)F)c1
b. CCOC(=O)C1CCN(CCCOc2ccc(S(N)(=O)=O)cc2)CC1
c. O=C1COc2ccccc2N1CCCN1CCC(n2c(=O)[nH]c3ccncc32)CC1
d. NC1(C(=O)NC(CCCN2CCCCC2)c2ccc(Cl)cc2)CCN(c2ncnc3[nH]ccc23)CC1
e. C[C@]1(COc2ccc(OC(F)(F)F)cc2)Cn2cc([N+](=O)[O-])nc2O1
Answer: a
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}
5-(trifluoromethyl)-6-[8-[[5-(trifluoromethyl)pyridin-2-yl]amino]pyrido[2,3-b]pyrazin-3-yl]pyridine-3-carboxamide