Alexandria 시간을 Potosí 시간으로 변환
20:25:28
-7
13:25:28
+7
+7
+6
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+2
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+1
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+0
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-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-3
-6
-6
-6
-7
-7
-7
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-10