C22121333132313311211113313331333133313331333132323213331313321   >>    C2212133313231331121111331333133313331333133313232321333131332   <<    C22121333132313311211113313331333133313331333132323213331313323   >>      C22121333132313311211113313331333133313331333132323213331313322   >>