Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CCCNS(=O)(=O)c1ccc(-c2ccc(CCN3CCCC3C)cc2)cc1
b Cc1nc2cnc(Oc3ccc(Cl)cc3F)cc2c(=O)n1C[C@H]1CCCN(C(C)C)C1
Answer: a, 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}
6-(4-chloro-2-fluorophenoxy)-2-methyl-3-[[(3S)-1-propan-2-ylpiperidin-3-yl]methyl]pyrido[3,4-d]pyrimidin-4-one