Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a Cc1ccc(-n2c(SCC(=O)NC3CCCCC3)nc3c(c2=O)SCC3)cc1
b Cc1cc(N2CCN(c3cccc(C(F)(F)F)c3)CC2)n2nc(C)nc2n1
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}