Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) FC(F)(F)c1ccc(N2CCN(c3cc(-c4ccccc4)nc4ncnn34)CC2)nc1
b.) COc1ccc(-c2cc(C(F)(F)F)n3nc(N)nc3n2)cc1
c.) Cc1cc(C)cc(OCC(=O)OCC(=O)NCc2ccco2)c1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}