C1111133313331323223313331333133313331323131233132313331312111211   >>    C111113331333132322331333133313331333132313123313231333131211121   <<    C1111133313331323223313331333133313331323131233132313331312111213   >>      C1111133313331323223313331333133313331323131233132313331312111212   >>