Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a) NC(=O)C1CCN(CCCN2c3ccccc3Sc3ccc(Cl)cc32)CC1
b) O=C1CCc2cc(CCCCN3CCN(c4ccccc4Cl)CC3)ccc2N1
c) CCOP(=S)(OCC)SCSC(C)(C)C
d) CCOP(=S)(OCC)SCn1c(=S)oc2cccnc21
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}