The same species appears multiple times in SBML

The underlying network is not hypergraph.

An example of the problem is NADPH in ROS metabolism (side substrate in reactions re1202 and re1204). The corresponding ids in https://minerva-dev.lcsb.uni.lu/minerva/index.xhtml?id=PD_170202_2_fixed# are:

Species glyphs : sa3932, sa3935 Species ids : species_2816, species_2397