C3123223313331322121111331333133313121111331323211232313231311211321   >>    C312322331333132212111133133313331312111133132321123231323131121132   <<    C3123223313331322121111331333133313121111331323211232313231311211323   >>      C3123223313331322121111331333133313121111331323211232313231311211322   >>