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          ${C2}:::::----:::::
       ${C2}::----------------::=
        ${C2}:-------------------::
${C1}   :      ${C2}:::.      ..:-------:
${C1}  =*=.                  ${C2}.:-----:
${C1} =****-                   ${C2}:-----:
${C1}=*****-       ${C2}::::::       :-----:
${C1}=****+      ${C2}:--------:      :----:
${C1}+****-     ${C2}.----------.     :----:
${C1}+****-     ${C2}.----------.     :-----
${C1}=****+      ${C2}:--------:      :----:
${C1}=*****-       ${C2}::::::       :-----:
${C1} =*****-                   ${C2}:----:
${C1}  =*****+:                   ${C2}:-:
${C1}   =*******=::      ::=-.     ${C2}.
${C1}    ==*******************-
${C1}      ===****************=-
${C1}          ===+=****++===