C13223313311212111133133313331333131212111113331333132313231311213331333222331   >>    C1322331331121211113313331333133313121211111333133313231323131121333133322233   <<    C13223313311212111133133313331333131212111113331333132313231311213331333222333   >>      C13223313311212111133133313331333131212111113331333132313231311213331333222332   >>