/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;
import java.time.*;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		ZonedDateTime timeAsUTC1 = LocalDateTime.from(DateTimeFormatter.ofPattern("yyyyMMddHHmmss-SSS").parse("20190902165550-091")).atZone(ZoneId.of("UTC"));
		System.out.println(timeAsUTC1);

		ZonedDateTime timeAsUTC2 = LocalDateTime.from(DateTimeFormatter.ofPattern("yyyyMMddHHmmssSSS").parse("20190902165550091")).atZone(ZoneId.of("UTC"));
		System.out.println(timeAsUTC2);
	}
}