C3123223313331322121111331333133313121111331323133313232213331323221   >>    C312322331333132212111133133313331312111133132313331323221333132322   <<    C3123223313331322121111331333133313121111331323133313232213331323223   >>      C3123223313331322121111331333133313121111331323133313232213331323222   >>