Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a NC(=O)Nc1sc(-c2ccccc2)cc1C(=O)NC1CCCNC1
b Cc1ncoc1-c1nnc(SCCCN[C@@H]2CC[C@]3(c4ccc(C(F)(F)F)cc4F)CC23)n1C
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}
2-(carbamoylamino)-5-phenyl-N-piperidin-3-ylthiophene-3-carboxamide