我正在按照this教程获取我的SHA 256指纹。当我在命令提示符中执行此命令时：

keytool -list -v \ -alias androiddebugkey -keystore C:\Users\Asus\.android\debug.keystore

我不断收到此错误：

Illegal option:  \
keytool -list [OPTION]...

Lists entries in a keystore

Options:

 -rfc                    output in RFC style
 -alias <alias>          alias name of the entry to process
 -keystore <keystore>    keystore name
 -cacerts                access the cacerts keystore
 -storepass <arg>        keystore password
 -storetype <type>       keystore type
 -providername <name>    provider name
 -addprovider <name>     add security provider by name (e.g. SunPKCS11)
   [-providerarg <arg>]    configure argument for -addprovider
 -providerclass <class>  add security provider by fully-qualified class name
   [-providerarg <arg>]    configure argument for -providerclass
 -providerpath <list>    provider classpath
 -v                      verbose output
 -protected              password through protected mechanism

Use "keytool -?, -h, or --help" for this help message

我已经给出了我的debug.keystore的确切路径。那么我哪里出错了呢？请帮助我。