LV Fengyi (呂鳳翊) , LI Xiaoming (李曉明) , CHI Luping (遲路坪) , MENG Linghong (孟令紅) , WANG Bingui (王斌貴) **

1 Key Laboratory of Experimental Marine Biology, Institute of Oceanology, Chinese Academy of Sciences, and Laboratory of Marine Biology and Biotechnology, Qingdao National Laboratory for Marine Science and Technology, Nanhai Road 7, Qingdao 266071, China

2 College of Earth Science, University of Chinese Academy of Sciences, Yuquan Road 19A, Beijing 100049, China

3 Center for Ocean Mega-Science, Chinese Academy of Sciences, Nanhai Road 7, Qingdao 266071, China

Content

Figure S1. HRESI mass spectrum of compound 1;

Figure S2.1H NMR (500 MHz, DMSO-d6) spectrum of compound 1;

Figure S3.13C NMR (125 MHz, DMSO-d6) and DEPT spectra of compound 1;

Figure S4. COSY spectrum of compound 1;

Figure S5. HSQC spectrum of compound 1;

Figure S6. HMBC spectrum of compound 1.

Figure S1. HRESI mass spectrum of compound 1

Figure S2. 1H NMR (500 MHz, DMSO-d6) spectrum of compound 1

Figure S3. 13C NMR (125 MHz, DMSO-d6) and DEPT spectra of compound 1

Figure S4. COSY spectrum of compound 1

Figure S5. HSQC spectrum of compound 1

Figure S6. HMBC spectrum of compound 1