Table 1. MGCs of Compounds 1–4.

compound	MGC in decane (% w/v)
C12-l-ala-COOH 1a	5
C12-l-ala-CONH21b	0.18
C12-d-ala-CONH21c	0.19
C12-dl-ala-CONH21d	2.5
C12-l-val-COOH 2a	>5
C12-l-val-CONH22b	0.5
C12-l-leu-COOH 3a	5
C12-l-leu-CONH23b	insoluble
C12-l-phe-COOH 4a	>5
C12-l-phe-CONH24b	0.16