Consider the three structures. 1,1-dimethylcyclobutane 1,1,3,3,5,5-hexamethylcyclohexane (a) Which of these structures has the most angle strain? 1,1-dimethylcyclobutane 1,1,3,3,5,5-hexamethylcyclohexane staggered butane (c) Which of these structures has the most torsional (eclipsing) strain? staggered butane 1,1,3,3,5,5-hexamethylcyclohexane 1,1-dimethylcyclobutane staggered butane H H3C Ilm staggered butane 1,1-dimethylcyclobutane H CH3 (b) Which of these structures has the most steric strain? 1,1,3,3,5,5-hexamethylcyclohexane