Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. NCCNC(=S)S
b. OCC[NH+]1CC[NH+](CCCN2c3ccccc3Sc3ccc(Cl)cc32)CC1
c. COc1ccc(C2CCN(CC[C@H]3CCOc4ccccc43)CC2)cc1OC
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-aminoethylcarbamodithioic acid