C3131313233313113313223313223313112113313231323111133132313331323232311   >>    C313131323331311331322331322331311211331323132311113313231333132323231   <<    C3131313233313113313223313223313112113313231323111133132313331323232313   >>      C3131313233313113313223313223313112113313231323111133132313331323232312   >>