Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1cc(N2CCN(C(=O)C(C)N)CC2)ccc1Nc1ncc(Cl)c(-c2cnc3ccccn23)n1
b c1ccc(CC2(c3ccc4[nH]ccc4c3)CCNC2)nc1
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}
5-[3-(pyridin-2-ylmethyl)pyrrolidin-3-yl]-1H-indole