This image shows the Networking section of the Create Compute Instance page.

There is a text field VNIC name with sample text.
There is text "A virtual network interface card (VNIC) connects your instance to a virtual cloud network (VCN) and endpoints in and around the VNC. Having a public IP address is required to make this instance accessible from the internet."

Under Primary network there are options Select existing virtual cloud network (selected), Create new virtual cloud network, and Specify OCID.
There are drop-down lists for Virtual cloud network compartment and Virtual cloud network showing sample text. 

Under Subnet there are options Select existing subnet (selected) and Create new public subnet.
There are drop-down lists for Subnet compartment and Subnet.