C3123223313331322121111331333133313231333133313331333133313331323233231121   >>    C312322331333132212111133133313331323133313331333133313331333132323323112   <<    C3123223313331322121111331333133313231333133313331333133313331323233231123   >>      C3123223313331322121111331333133313231333133313331333133313331323233231122   >>