C1111133313331323223313331333133313231323112113313231333131111331333133321211   >>    C111113331333132322331333133313331323132311211331323133313111133133313332121   <<    C1111133313331323223313331333133313231323112113313231333131111331333133321213   >>      C1111133313331323223313331333133313231323112113313231333131111331333133321212   >>