Fig. 2. Key 1H–1H in Corybungines A K: Isoquinoline alkaloids from Corydalis bungeana with dopamine D2 receptor activity

Fig. 2. Key 1H–1H COSY and HMBC correlations of compounds 1–11.Published as part of Han, Yang, Hou, Tao, Zhang, Zi-Hui, Zhu, Yun-Hui, Cheng, Jun-Xiang, Zhou, Han, Wang, Ji-Xia, Feng, Jia-Tao, Liu, Yan-Fang, Guo, Zhi-Mou & Liang, Xin-Miao, 2022, Corybungines A K: Isoquinoline alkaloids from Corydalis bungeana with dopamine D2 receptor activity, pp. 1-10 in Phytochemistry (113209) 199 on page 5, DOI: 10.1016/j.phytochem.2022.113209, http://zenodo.org/record/823652