Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CN1CCN(Cc2ccc3c(c2)Cc2c-3n[nH]c2-c2csc(C#CCCc3ccccc3)c2)CC1
b. O=C(c1ccc(C2=CC3(CCNCC3)Oc3ccccc32)cc1)N1CCCC1
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}
6-[(4-methylpiperazin-1-yl)methyl]-3-[5-(4-phenylbut-1-ynyl)thiophen-3-yl]-2,4-dihydroindeno[1,2-c]pyrazole