C1111133313331323223313331333133313231312323132233132313231311321   >>    C111113331333132322331333133313331323131232313223313231323131132   <<    C1111133313331323223313331333133313231312323132233132313231311323   >>      C1111133313331323223313331333133313231312323132233132313231311322   >>