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 additional words.
Options:
a CCC1NC(=O)c2cc(N)ccc2O1
b CCCN(CCC)C(=O)C(CCC(=O)NCCCOC(=O)Cc1c(C)n(C(=O)c2ccc(Cl)cc2)c2ccc(OC)cc12)NC(=O)c1ccccc1
c O=S(=O)(C(Cl)CCl)C(Cl)CCl
d CCOP(=O)(OC=CCl)N(CC)CC
Answer: c
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}