1 Key Laboratory of Petroleum Geochemistry, Research Institute of Petroleum Exploration and Development, China National Petroleum Corporation, Beijing 100083, China; sczhang@petrochina.com.cn.
2 Key Laboratory of Petroleum Geochemistry, Research Institute of Petroleum Exploration and Development, China National Petroleum Corporation, Beijing 100083, China;
3 Department of Geosciences and Natural Resource Management, Section of Geology, University of Copenhagen, DK-1350 Copenhangen, Denmark; The Nordic Center for Earth Evolution at the Department of Geosciences and Natural Resource Management, Section of Geology, University of Copenhagen, DK-1350 Copenhagen, Denmark;
4 Institute of Biology, University of Southern Denmark, DK-5230 Odense, Denmark; The Nordic Center for Earth Evolution at the Institute of Biology, University of Southern Denmark, DK-5230 Odense, Denmark;
5 The Nordic Center for Earth Evolution at the Department of Geosciences and Natural Resource Management, Section of Geology, University of Copenhagen, DK-1350 Copenhagen, Denmark; Natural History Museum of Denmark, University of Copenhagen, DK-1350 Copenhagen, Denmark.