Pimarane Diterpenoids from Aerial Parts of Lycopus lucidus and Their Antimicrobial Activity

Table 1

¹³C-NMR spectroscopic data of compounds 10–14 at 100 MHz.

C	δC-10	δC-11	δC-12	δC-13	δC-14
1	36.7	37.7	37.7	36.6	35.1
2	28.5	20.7	28.4	28.4	26.7
3	68.5	43.5	68.4	68.1	65.9
4	46.5	42.0	48.3	46.2	45.1
5	43.9	44.4	43.4	45.2	43.3
6	17.9	25.9	17.6	17.8	19.3
7	39.2	75.1	39.0	39.0	39.3
8	74.9	74.12	74.8	73.4	75.9
9	40.5	48.0	44.2	41.6	39.8
10	33.9	34.0	34.6	33.8	43.4
11	27.1	27.4	73.1	24.2	26.3
12	75.6	75.7	77.5	77.8	75.0
13	37.7	41.5	38.34	37.6	37.33
14	45.9	39.4	46.1	45.6	46.9
15	153.4	149.7	153.4	153.0	153.4
16	108.9	111.8	109.0	109.1	108.3
17-CH3	33.7	33.9	33.4	33.6	34.1
18	64.6	64.5	62.3	64.4	65.5
19-CH3	25.0	26.1	25.1	25.0	24.6
20-CH3	22.1	22.29	24.5	21.8	22.9
21-CO-	—	—	—	172.2	171.1
22- OCH3	—	—	—	21.4	21.1

Note: compounds 10, 11, 12, and 13 were analyzed in methanol-d_4, Compound 14 was analyzed in acetone-d_6.