extend convert_unsaturated_bond_to_biradical
extend convert_unsaturated_bond_to_biradical

by converting of multiple atoms/bonds that are part of a delocalized
system of electrons, e.g. 1,3-butadiene, 1,3,5-hexatriene, benzene, etc

chatelak/RMG-Py,nickvandewiele/RMG-Py,pierrelb/RMG-Py,pierrelb/RMG-Py,nyee/RMG-Py,nickvandewiele/RMG-Py,chatelak/RMG-Py,nyee/RMG-Py