Licarbamate 2 m→d1 d1→d2 2 d1→tet 3/2 tet→hex LiCH2OCON(CH3)2 -0.398 2.40 -22.0 21.3 LiCHPhOCON(CH3)2 RR 1.07 -9.83 N/A N/A LiCHPhOCON(CH3)2 RS 1.31 -8.29 N/A N/A

Table 2: Calculated gas phase aggregation free energies (kcal/mol) of LiCH2OCON(CH3)2 and LiCHPhOCON(CH3)2.