C1111233133313231133133313331333133313231323331323331323132333132322233231   >>    C111123313331323113313331333133313331323132333132333132313233313232223323   <<    C1111233133313231133133313331333133313231323331323331323132333132322233233   >>      C1111233133313231133133313331333133313231323331323331323132333132322233232   >>