C111123313331323113313331323133313331323211232313231323132332311   >>    C11112331333132311331333132313331333132321123231323132313233231   <<    C111123313331323113313331323133313331323211232313231323132332313   >>      C111123313331323113313331323133313331323211232313231323132332312   >>